Correct answer: Qc31...Nb6 2.B:c7# 1...d4 2.Ne4# 1...Bd3/Be2/Bf1/Bb3/Ba2/Ba6 2.Qc6# 1...Bb5 2.Qc5# 1.Qg6+?? 1...f6 2.Qg3# but 1...f:g6
